declare function NotificationStackProvider(props: any): JSX.Element; declare namespace NotificationStackProvider { const propTypes: { children: PropTypes.Requireable; ttl: PropTypes.Requireable; setStack: PropTypes.Requireable<(...args: any[]) => any>; addQueue: PropTypes.Requireable<(PropTypes.InferProps<{ severity: PropTypes.Requireable<"error" | "warning" | "info" | "success" | "neutral">; title: PropTypes.Requireable; description: PropTypes.Requireable; id: PropTypes.Requireable>; in: PropTypes.Requireable; }> | null | undefined)[]>; delQueue: PropTypes.Requireable<(NonNullable | null | undefined)[]>; stack: PropTypes.Requireable<(PropTypes.InferProps<{ severity: PropTypes.Requireable<"error" | "warning" | "info" | "success" | "neutral">; title: PropTypes.Requireable; description: PropTypes.Requireable; id: PropTypes.Requireable>; in: PropTypes.Requireable; }> | null | undefined)[]>; maxCount: PropTypes.Requireable; placement: PropTypes.Requireable; mountContainer: PropTypes.Requireable; notificationComponents: PropTypes.Requireable>; }; } export default NotificationStackProvider; import PropTypes from 'prop-types';